SELECT 
  url 
FROM 
  cscart_stat_requests 
WHERE 
  sess_id = 42747 
  AND (request_type & 3002) = 3002

Query time 0.00085

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "168.00"
    },
    "table": {
      "table_name": "cscart_stat_requests",
      "access_type": "ref",
      "possible_keys": [
        "sess_id"
      ],
      "key": "sess_id",
      "used_key_parts": [
        "sess_id"
      ],
      "key_length": "3",
      "ref": [
        "const"
      ],
      "rows_examined_per_scan": 140,
      "rows_produced_per_join": 140,
      "filtered": "100.00",
      "cost_info": {
        "read_cost": "140.00",
        "eval_cost": "28.00",
        "prefix_cost": "168.00",
        "data_read_per_join": "110K"
      },
      "used_columns": [
        "url",
        "sess_id",
        "request_type"
      ],
      "attached_condition": "((`eshopuga_upgr_4122`.`cscart_stat_requests`.`request_type` & 3002) = 3002)"
    }
  }
}